As everyone has said, lossless compression might not have great ratios, but if it’s still worth it I recommend dwarfs as it creates read only mountable filesystems with minimal setup https://github.com/mhx/dwarfs

Happened to me once so I guess it’s not as weird as I thought.

Most of genz get it pretty intuitively because they grow up with Google searching. I didn’t realise until recently how much more important it is you understand the answers than find them especially if you’re getting a niche error.